AMD Radeon RX 6400 vs AMD Radeon RX 7700 XT
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Key differences
- •AMD Radeon RX 6400 has lower TDP (53 W vs 245 W)
- •AMD Radeon RX 7700 XT has higher Shading cores (3,456 vs 768)
- •AMD Radeon RX 7700 XT has higher RT cores (54 vs 12)
- •AMD Radeon RX 7700 XT has higher Memory bandwidth (432 GB/s vs 128 GB/s)
- •AMD Radeon RX 7700 XT has higher VRAM (12 GB vs 4 GB)
Full spec comparison
Spec
AMD Radeon RX 6400
AMD Radeon RX 7700 XT
Performance
VRAM4 GB12 GB▲
Memory typeGDDR6GDDR6
Memory bus width64 bit192 bit▲
Memory bandwidth128 GB/s432 GB/s▲
Shading cores7683,456▲
RT cores1254▲
Tensor / AI cores00
Base clock1923 MHz▲1900 MHz
Boost clock2321 MHz2544 MHz▲
Ray tracingYesYes
Upscaling techFSR 2/3FSR 3
Power & Size
TDP53 W▲245 W
Recommended PSU350 W▲700 W
Power connectorNone (slot power)2× 8-pin
Bus interfacePCIe 4.0 x4PCIe 4.0 x16
Card length169 mm▲267 mm
Slot width1.5 slots—
Display outputs1× DisplayPort 1.4, 1× HDMI 2.13× DP, 1× HDMI